<template>
    <div>
        <template v-for="item in this.menuList">
        <el-submenu :disabled="item.disabled" :index="item.id+''"  :key="item.id+''" v-if="item.children.length>0" >
            <template slot="title">
            <i :class="item.icon"></i>
            <span slot="title">{{ item.menuName }}</span>
            </template>
            <MenuTree :menuList="item.children"></MenuTree>
        </el-submenu>
        <el-menu-item
        v-else 
        :disabled="item.disabled" 
        :index="item.url+''" 
        :route="item.url" 
        @click="savePath(item.url)" 
        :key="item.id+''" 
        style="padding-left: 50px;"
        >
        <i :class="item.icon"></i> 
        <span>{{item.menuName}}</span>
        </el-menu-item>
        </template>
    </div>
</template>

<script>
export default {
    name:'MenuTree',
    data() {
    return {
        };
    },
    beforeMount() {},
    props: ["menuList"],
    methods:{
        //保存激活路径 
        savePath(path) { 
            window.sessionStorage.setItem("activePath", path); 
            this.activePath = path; 
            },
    },
}
</script>

<style lang="less" scoped>
    .el-menu--collapse span,
    .el-menu--collapse i.el-submenu_icon-arrow {
        height: 0;
        width: 0;
        overflow: hidden;
        visibility: hidden;
        display: inline-block;
       // background-color:#FF2D2D;
    }

</style>